/**
 * Represents an individual column in the Sukdoku grid.
 * @author Kat Winter
 */
public class Column extends GridArea {
	
	/**
	 * Number identifying this column
	 */
	int num;
	
	/**
	 * Class constructor specifying which number should identify this column.
	 * @param num
	 */
	public Column(int num) {
		
		this.num = num;
	}
	
	/**
	 * Overrides the ToString() method to return which column this is.
	 * @return The column and its identifying number
	 */
	public String toString() {
		
		return "Column " + num;
	}
}
